OptiSight Headband Magnifier
OptiSight magnifying visor provides hands-free magnification for more accurate and efficient viewing. The visor tilts up for normal viewing, or down for magnification. Comes with three interchangeable lenses:- 3 Power 1.75x at 14″ , 4 Power 2x at 10″, and 5 Power 2.5x at 8″. OptiSight brings work closer into focus, reducing eye strain and fatigue.